The disorderly backfilling of abandoned soil produced by urban construction has caused various ecological restoration problems after the waste field closure, and the park’s transformation provides a new way for the ecological restoration and utilization of the waste field. As a critical ecological plaque and central hub of park system construction in the core area of Chongqing Liang Jiang New Area, Jinzhou Park determines that the park construction concept has a vital demonstration role and promotion value. Based on the theory of urban ecological restoration, combined with the construction practice of Jinzhou Park in Chongqing, The paper discusses the ideas and technological innovations such as terrain reconstruction, vegetation restoration, spatial organization, and the multi-party cooperative mode of the construction and management link to provide a reference for the park to reuse the landfills.